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Thread: 2005 PT Cruiser 2.4 Fuel Trims

  1. #1

    2005 PT Cruiser 2.4 Fuel Trims

    Hi took some Data what do you all think of the short term bank 1 and long term bank 2 fueling data?
    Attached Files Attached Files

  2. #2
    Tuner in Training
    Join Date
    Jul 2014
    Posts
    38
    There is no bank 2 its just bank 1 as its a 4 cyl fyi. Your long term trims you always want to see a max between -5% and +5% which yours seem to be at. I see a few funky points where your short term is like -22% or so. It would be nice if we had the new 2.25 scanner working and could see the main o2 sensor cycling, usually when you see dips like that at random its because your o2 sensor is dying a slow death (bank 1 sensor 1). It also appears the couple times you got on it you had a bit of knock going on according to the timing. Are you actually tuning the vehicle? wideband and all? or is this just a factory tune your checking out

  3. #3
    Hi Built this is a factory tune tune l am checking out. l was thinking about tying to tune it unless something pops up in the Data saying it needs hard parts first.